The late Johnny Cash was a lot of things at the same time, which has often left journalists a bit confused about the sources of his remarkable passion and creativity. For starters, the man ended up in the Country Music Hall of Fame, the Rock and Roll Hall of Fame, the Gospel Music Hall of Fame, the Nashville Songwriters Hall of Fame and the Rockabilly Hall of Fame. I think that covers most of the bases. Did I miss a hall of fame or two?